Said the Gramophone - image by Kit Malo

🚰 Understanding GOST 3351-74: Drinking Water Quality Analysis

The document outlines both sensory (organoleptic) and photometric testing methods, divided into four primary sensory vectors:

Outlines safe protocols for tasting water samples to identify qualitative characteristics and intensity.

To ensure high-precision results, the standard dictates rigid rules for handling samples: The sample volume must be at least

Water collected specifically for these tests must not be preserved with chemicals.

Testing must be performed no later than 2 hours after initial collection to prevent physical and chemical shifts from altering the results.